In this Tuesday, May 10, 2011 photo, a field worker takes a water break while working on a vidalia onion farm in Lyons, Ga. David Goldman/AP Photo

An Economic Case For Immigration

The U.S. birthrate hit an all-time low last year. And if that trend continues, the lack of a robust work force will start to drag the economy down. George Mason University professor Jack Goldstone joins us to make an economic case for loosening up restrictions on immigration. His essay “The U.S. Needs More Immigrants” appears in Reason magazine.